3406-73-3
2-(4-bromophenyl)sulfonylacetic acid
+
89-98-5
2-氯苯甲醛
→
~72%
76859-75-1
1-[2-(4-bromophenyl)sulfonylethenyl]-2-chlorobenzene
5015-75-8
Benzenesulfonic acid, p-bromo-, sodium salt